1) Receiving unsolicited advice on the golf course usually does more harm than good for the recipient's game. While well-meaning, advisors often mess with golfers' heads by overanalyzing mechanics and causing them to micromanage their swings.
2) The best advice comes from others who have played with the golfer before and understand their game, pointing out simple corrections rather than trying to overhaul technique. The driving range is a better place to experiment with changes to one's swing.
3) On the course, golfers just want to focus on hitting the ball rather than worrying excessively about form under the pressure of being watched and advised upon. Unsolicited advisors often